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发表于 2002-7-12 13:38:00
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;;;要配合其它函数使用
;;;==================================================================
;;; (StrParse Str Delimiter)
;;; 将具有分隔符的字符串解析为列表
;;;------------------------------------------------------------------
;;; 参数:
;;; Str 要解析的字符串
;;; Delimiter 要搜索的分隔符
;;;------------------------------------------------------------------
;;; 返回:
;;; 一个字符串列表。
;;; 示例:
;;; (setq a "Harp,Guiness,Black and Tan")
;;; (StrParse a ",")
;;; 返回:
;;; ("Harp" "Guiness" "Black and Tan")
;;;------------------------------------------------------------------
;;; 相关主题: (StringToList)
;;;------------------------------------------------------------------
(defun STRPARSE (STR DELIMITER / SEARCHSTR STRINGLEN RETURN N CHAR)
(setq SEARCHSTR STR)
(setq STRINGLEN (strlen SEARCHSTR))
(setq RETURN '())
(while (> STRINGLEN 0)
(setq N 1)
(setq CHAR (substr SEARCHSTR 1 1))
(while (and (/= CHAR DELIMITER) (/= CHAR ""))
(setq N (1+ N))
(setq CHAR (substr SEARCHSTR N 1))
)
(setq RETURN (cons (substr SEARCHSTR 1 (1- N)) RETURN))
(setq SEARCHSTR (substr SEARCHSTR (1+ N) STRINGLEN))
(setq STRINGLEN (strlen SEARCHSTR))
)
(reverse RETURN)
)
(defun ADDSUPPORTPATH (DIR POS / TMP C)
(setq TMP ""
C -1
)
(if (not POS)
(setq TMP (strcat (getenv "ACAD") ";" DIR))
(mapcar '(lambda (X)
(setq TMP (if (= (setq C (1+ C)) POS)
(strcat TMP ";" DIR ";" X)
(strcat TMP ";" X)
)
)
)
(STRPARSE (getenv "ACAD") ";")
)
)
(setenv "ACAD" TMP)
(princ)
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